Adjustable rear sight for gun



FIG. 1 is a perspective top view of an adjustable rear sight for gun showing my new design;

FIG. 2 is a top view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a back view thereof;

FIG. 6 is a side view thereof; and,

FIG. 7 is a view of the opposite side of FIG. 6. 

The ornamental design for an adjustable rear sight for gun, as shown and described. 